Please be aware that the following packages are from unofficial repositories. That means they are not reviewed by openSUSE and may contain unstable or experimental software.
A free WYSIWYG music score typesetter
MuseScore is a graphical music typesetter. It allows for fast and easy note entry on a virtual note sheet. It has an integrated sequencer to allow for immediate play of the score. MuseScore can import and export MusicXml and standard Midi files.